Gas Conversion - Rinnai REU-2018W Service Manual

23. Gas Conversion

1. Remove outer cover, 4 screws.
2. Delete "gas type marking" from the combustion chamber
cover and replace with "new gas type".
(Use a black marking pen).
3. Delete gas type from small paper sticker on bottom edge of
inner casing.
4. Replace small gas label on gas inlet.
5. Replace large gas label on top of appliance.
6. Place "new" very small gas label (indicating new gas type)
over existing one on data plate.
7. Complete details on conversion sticker, place sticker on the
inside front cover.
8. Remove PCB protective plastic cover.
9. Disconnect flame sensor and sparker lead.
10.Remove combustion chamber cover, 11 screws.
11. Remove manifold, 5 screws.
12.Fit or remove damper assembly (3 screws) depending on gas
type. Note: Damper is only used on LPG models.
13.Fit new manifold, ensuring no wires are trapped. Check "O"
rings are correctly positioned.
14.Refit combustion chamber cover. Attach flame sensor and
sparker lead.
15.Connect appliance to gas, water, and electricity.
16.Follow gas pressure setting procedure, (see next page).
17.Check for gas escapes with soapy water.
18.Disconnect appliance from services (if in workshop).
19.Replace front cover, star washer must be on bottom right
hand screw.
Infinity REU-2425W - 43 - Issue 2 - 5/07/04 ©Rinnai